COMPUTER QUESTION ANSWERS

1. Which of the following communication channel that allows data transmission from
source to destination in both directions simultaneously ? (1) Full duplex
(2) Half duplex
(3) Duplex
(4) None of the above
Answer: (1) Full duplex

2. Which of the following is not an Operating System ?
(1) Windows 2008
(2) UNIX
(3) LINUX (4) ORACLE
Answer: (4) ORACLE

3. The mode of operation in which the data packets are transmitted to every computer simultaneously
on the network is called : (1) Broadcasting
(2) Miscasting
(3) Multicasting
(4) Unicasting
Answer: (1) Broadcasting

4. The following function key on keyboard can be used to view slide show :
(1) F1
(2) F2 (3) F5
(4) F6
Answer: (3) F5

6. For large networks _______ topology is used.
(1) bus.
(2) ring. (3) star.
(4) irregular.
Answer: (3) star.
7. After typing a C program in a C Editor
(1) The program should be compiled
(2) The program should be Executed (3) First (1) then (2)
(4) None of the above

14. Main characteristics of MAN -
(1) cover a wider geographic area than LAN
(2) operating speed is very close to LAN
(3) interconnected LAN’s located in a city (4) All of the above are true
Answer: (4) All of the above are true

15. CUI full form is (1) Command – line User Interface
(2) Common – line User Interface
(3) Current – line User Interface
(4) None of the above
Answer: (1) Command – line User Interface

16. In C-programming identifiers are names given to - (1) Variables
(2) Arrays
(3) Functions
(4) All of the above
Answer: (1) Variables

17. The range of integer for 16-bit computer is
(1) 0 to 255 (2) –32768 to 32767
(3) –128 to 127
(4) 0 to 65535
Answer: (2) –32768 to 32767

26. The following alignment option is not available to align the position of text within the margins in MS-Word :
(1) Align Left
(2) Align Right (3) Align Bottom
(4) Align Centre
Answer: (3) Align Bottom